.jw-header {
    top: 0;
    left: 0;
    z-index: 9999;
    width: 100%;
    max-width: 1350px;
    height: 50px;
    background-color: #000000;
    margin: 0 auto;
}
.jw-header-nav {
    width: 94%;
    max-width: 1260px;
    margin: 0 auto;
}
.jw-header .jh-nav-list {
    position: relative;
    z-index: 1;
    height: 50px;
    font-size: 14px;
    text-align: justify;
}
.jw-header .jh-nav-list:after {
    content: '';
    width: 100%;
    display: inline-block;
    font-size: 0;
    line-height: 0;
}
.jh-nav-list li {
    position: relative;
    height: 50px;
    display: inline-block;
    color: rgba(255, 255, 255, 0.5);
    vertical-align: top;
}
.jw-hide-nav {
    display: none;
    z-index: 1;
    height: 50px;
    font-size: 14px;
    text-align: justify;
}
.jw-hide-nav-left {
    height: 50px;
    width: 50px;
    line-height: 50px;
    font-size: 16px;
    float: left;
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    margin-left: -10px;
    text-align: center;
}
.jw-hide-nav-right {
    height: 50px;
    width: 50px;
    line-height: 50px;
    font-size: 16px;
    float: right;
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    margin-right: -10px;
    text-align: center;
}
.jw-hide-nav-middle {
    display: block;
    width: 40px;
    height: 40px;
    position: absolute;
    left: 50%;
    margin-left: -20px;
    top: 5px;
    background-size: 100% 100%;
}
.jh-nav-list li.jh-nav-logo {
    background: url("../img/02-01_02.jpg") no-repeat;
    width: 150px;
    margin-right: 40px;
    -webkit-background-size: 100% 100%;
    background-size: 100% 100%;
}
.jh-nav-list li a {
    display: block;
    height: 50px;
    padding: 0 10px;
    line-height: 50px;
    color: rgba(255, 255, 255, .8);
}
.jh-nav-list li a:hover {
    color: white;
    text-decoration: underline;
}
@media only screen and (max-width: 760px) {
    .jw-header .jw-header-nav .jw-hide-nav {
        display: block;
        z-index: 1;
        height: 50px;
        font-size: 14px;
        text-align: justify;
    }
    .jh-nav-list {
        display: none;
    }
}
.i1-content {
    width: 100%;
    max-width: 1350px;
    height: 100%;
    margin: 0 auto;
    .bg {
        width: 100%;
        height: 575px;
        position: relative;
        .play {
            width: 113px;
            height: 113px;
            position: absolute;
            top: 50%;
            left: 50%;
            margin-left: -56px;
            margin-top: -40px;
        }
        .tex {
            width: 50%;
            height: 80px;
            position: absolute;
            left: 348px;
            top: 150px;
            font-family: "黑体";
            font-size: 28px;
            text-align: center;
            .tex2 {
                font-size: 12px;
                font-family: "微软雅黑";
                width: 70%;
                height: 20px;
                background-color: rgba(0,0,0,0.5);
                margin: 10px auto 0;
                color: white;
            }
        }
    }
    #video {
        display: none;
        width: 100%;
        max-width: 1350px;
        height:100%;
        position: fixed;
        top: 50px;
        right: 0;
        left: 8px;
        bottom: 0;
        z-index: 998;
        background: rgba(0,0,0,0.8);
        .video_wrapper {
            position: relative;
            width: 0;
            height: 0;
            top: 50%;
            margin: -265.5px auto 0;
            /*border: 4px solid #000;*/
            background: white;
            -webkit-animation: myvideo 1s;
            #youku {
                width: 100%;
                height: 100%;
                border: 4px solid #000;
            }
            @-webkit-keyframes myvideo {
                from {
                    width: 0;
                    height: 0;
                }
                to {
                    width: 944px;
                    height: 531px;
                }
            }
        }
      .video_close {
            width: 50px;
            height: 50px;
            background:  url(../img/icon_btn_close.png) no-repeat center;
            position: absolute;
            right: 153px;
            top: 2px;
        }
    }
}